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      Analisis Pengendalian Kualitas Produk Reng 40 Ketebalan 0,45 mm dengan Metode DMAIC di PT XYZ

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      Date
      2026
      Jenis/Type
      Tugas Akhir
      Subtype
      Undergraduate Theses
      Author
      NURAZIZAH, IIKH
      Kartinawati, Annisa
      Huda, Achmad Syamsul
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      Abstract
      Komitmen terhadap pengendalian kualitas merupakan aspek esensial bagi PT XYZ dalam menjaga konsistensi produk, serta menegaskan perlunya pendekatan sistematis dalam menangani permasalahan kualitas. Penelitian ini menggunakan pendekatan DMAIC (Define, Measure, Analyze, Improve, Control) yang didukung oleh konsep Six Sigma dan analisis akar penyebab yang diprioritaskan menggunakan metode Analytical Hierarchy Process (AHP). Hasil analisis menunjukkan bahwa pada periode Juli – Oktober 2025, nilai Sigma Level produk baja ringan Reng 40 Ketebalan 0,45 mm sebesar 4,40 dengan indikasi adanya variasi proses yang perlu diperhatikan. Defect melengkung merupakan cacat dominan yang menyumbang 56%, dengan faktor dominan berasal dari mesin, material, dan manusia. Rekomendasi perbaikan meliputi penyusunan checksheet dan instruksi kerja setting mesin roll forming, serta evaluasi kejelasan informasi material. Output tersebut diharapkan dapat menjadi dasar bagi PT XYZ dalam penyusunan kebijakan pengendalian kualitas yang berkelanjutan.
       
      Commitment to quality control is essential for PT XYZ in maintaining product consistency, highlighting the need for a systematic approach to address quality issues. This study applies the DMAIC (Define, Measure, Analyze, Improve, Control) methodology supported by Six Sigma and root cause analysis prioritized using the Analytical Hierarchy Process (AHP). The results show that during July –October 2025, the Sigma Level of the lightweight steel 0,45 mm Thickness Reng 40 product was 4.40, indicating process variation requiring improvement. Defect melengkung was identified as the dominant defect type, accounting for 56% of total defects, primarily caused by machine, material, and human factors. Improvement recommendations include the creation of checksheets and work instructions for roll forming machine setting, as well as evaluation of material information clarity. These outputs are expected to support PT XYZ in implementing sustainable quality control policies.
       
      URI
      http://repository.ipb.ac.id/handle/123456789/174193
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      • UF - Industrial Management [339]

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      Copyright © 2020 Library of IPB University
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      Contact Us | Send Feedback
      Indonesia DSpace Group 
      IPB University Scientific Repository
      UIN Syarif Hidayatullah Institutional Repository
      Universitas Jember Digital Repository